diff --git a/packages/firefox.xml b/packages/firefox.xml
index 713feec..130cab4 100644
--- a/packages/firefox.xml
+++ b/packages/firefox.xml
@@ -2,11 +2,11 @@
 <packages>
     <package id="firefox"
              name="Mozilla Firefox"
-             revision="16"
+             revision="17"
              reboot="false"
              priority="10">
 
-        <variable name="PKG_VERSION" value="17.0.4" />
+        <variable name="PKG_VERSION" value="17.0.5" />
         <variable name="VARIANTE" value="esr" />
         <variable name="locale" value="fr" />
         <variable architecture="x86" name="INSTALL_PATH" value="%PROGRAMFILES%\Mozilla Firefox" />
diff --git a/softwares/Firefox Setup 17.0.4esr.exe b/softwares/Firefox Setup 17.0.5esr.exe
similarity index 67%
rename from softwares/Firefox Setup 17.0.4esr.exe
rename to softwares/Firefox Setup 17.0.5esr.exe
index 6c19698..a10e6e2 100644
Binary files a/softwares/Firefox Setup 17.0.4esr.exe and b/softwares/Firefox Setup 17.0.5esr.exe differ